A minimal OpenID Connect (OIDC)-secured Vaadin Flow application with Spring Boot

A minimal OpenID Connect (OIDC)-secured Vaadin Flow application with Spring Boot

So, do you want or need to build a Java-based web application that is secured by a Single Sign-On (SSO) login? This is a very typical use case where you have part of an application that is not public and requires an authenticated user to access it.

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Minimalist Java apps with Vaadin and Spring AI

Minimalist Java applications with Vaadin and Spring AI

“Fight for Simplicity” has always been our motto. Personally, that has meant I want to keep simplifying my code. This post is an example of that effort. Revisiting AI integration in Vaadin applications A year ago, you could read about Harnessing Generative AI for Business Applications. This ...
Planting trees with Vaadin and Istutapuita.fi

Growing together: Vaadin's commitment to sustainability through planting trees

In an era when human activity's impact on the environment is increasingly evident, sustainability has become a paramount concern for individuals and businesses alike. At Vaadin, we recognize that our actions today shape the world for future generations, which is why we're dedicated to making a ...
IZUM's Migration from Java Swing to Vaadin Flow: Modernizing library operations from desktop-to-web

IZUM's migration from Swing to Vaadin: Modernizing library operations from desktop-to-web

Discover how IZUM's migration from Java Swing to Vaadin Flow modernized COBISS Lib by reusing over 90% of existing code and completing the transition in just two years. This update enhanced mobile support and web accessibility, setting the stage to modernize nearly 1500 Slovenian libraries by the ...
Vaadin 14 is reaching it's end of life. Here's what to do next.

Free support for Vaadin 14 is ending. What’s next?

After five years of free support, Vaadin 14 will reach its end of life on August 14th, 2024. While applications developed with the unsupported framework will keep running, security updates, compatibility patches, and other bug fixes will no longer be available for the underlying platform. We ...
Think twice before overriding Object.equals()

Think twice before overriding Object.equals()

Overriding the Object.equals(Object) method, and its “companion” Object.hashCode(), provides your classes with some superpowers, but they are also one of the most common sources of problems that I see new and sometimes also more experienced Java and Vaadin developers struggling with. Some ...
Top fullstack Java UI framworks 2024

The best Java UI frameworks for full stack development in 2024

A framework is a collection of predefined code that developers use to create applications. Given Java’s endurance as the programming language of choice for decades, it has many frameworks with pre-existing libraries, classes, and functions. Developers can build applications without having to write ...
Fortify Your Java Web Apps: Expert Security Tips You Can't Afford to Miss

Best practices for Java web application security

Java is platform-independent, robust, and scalable – and it’s widely used across business and enterprise. But is Java secure? At Vaadin, we know that Java is secure by design, but we also know that, just like any other component of the secure development process, security comes down to how Java is ...
Creating Custom Form Fields in Vaadin

Creating well-behaving form fields using CustomField

Developing well-structured Vaadin applications is essentially composing a lot of well-named custom components. Some of those components have a few more responsibilities than giving order and structure to your codebase – namely fields, the components you use in your forms to edit the properties of ...
Application Modernization: 4 Can’t-Miss Tips for a Successful Transition

Four strategies and best practices for successful app modernization

Cutting-edge applications are necessary to maintain a competitive edge in the post-COVID era. Users today expect lightning-fast load times, intuitive interfaces, and accessibility from any device at any time. Born-in-the-cloud companies can use everything from serverless to artificial intelligence ...